qTox/src/audio/iaudiosource.h

49 lines
1.5 KiB
C++

/*
Copyright © 2019 by The qTox Project Contributors
This file is part of qTox, a Qt-based graphical interface for Tox.
qTox is libre software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
qTox is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with qTox. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef IAUDIOSOURCE_H
#define IAUDIOSOURCE_H
#include <QObject>
/**
* @fn void Audio::frameAvailable(const int16_t *pcm, size_t sample_count, uint8_t channels,
* uint32_t sampling_rate);
*
* When there are input subscribers, we regularly emit captured audio frames with this signal
* Always connect with a blocking queued connection lambda, else the behaviour is undefined
*/
class IAudioSource : public QObject
{
Q_OBJECT
public:
virtual ~IAudioSource() {}
virtual operator bool() const = 0;
signals:
void frameAvailable(const int16_t* pcm, size_t sample_count, uint8_t channels,
uint32_t sampling_rate);
void volumeAvailable(float value);
void invalidated();
};
#endif // IAUDIOSOURCE_H